land amelioration

基本解释

Chapter 2 explores the amelioration of assets of National Land Corporations.
第二章探讨城市土地市场化经营条件下的资产改良。
The purpose of this paper is to provide recommendations for the amelioration of subject system of the collective land ownership.
研究目的：对完善集体土地所有权主体制度提出建议。
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The crucial part in ecological restoration of mining lands is soil media amelioration based on necessary land treatment and engineering measures.
矿地生态恢复的关键是在必要的土地处理和工程措施的基础上，进行基质改良。